public class Employee {

    private Integer id;

    private String name;

    private Integer age;

    public Employee(Integer id, String name, Integer age) {
        this.id = id;
        this.name = name;
        this.age = age;
    }

    @Override
    public String toString() {
        return "[" + this.id + "," + this.name + "," + this.age + "]";
    }

    public void setName(String name) {
        this.name = name;
    }

    public void setAge(Integer age) {
        this.age = age;
    }

    public Integer getAge() {
        return age;
    }

    public String getName() {
        return name;
    }

    public Integer getId() {
        return id;
    }
}